.container{
    width: 1000px;
    margin: 0 auto;    
    background-color: aqua;
}
h1{
    margin: 0,0,10px,0;
    padding: 0;
}
ul,li{
    margin: 0;
    padding: 0;
}
li{
    list-style: none;
}
a{
    text-decoration: none;
}
.sep{
    height: 60px;
}
/* 垂直菜单 */
.menu1{
    width: 200px;
    height: 160px;
    background-color: bisque;
}
.menu1 li{
    width: 200px;
    height: 39px;
    background-color:burlywood;
    border-bottom: 1px solid red;
}
.menu1 a{
    display: block;
    width: 170px;
    height: 39px;
    padding-left: 20px;
    color: white;
    border-left: 10px solid blue;
}

.menu1 a:hover{
    background-color: brown;
    border-left: 10px solid blue;
}

/* 水平菜单 */
.menu2{
    width: 100%;
    height: 40px;
    background: transparent url(20201124032511.png) repeat-x left top;
}
.menu2 li{
    float: left;
    width: 120px;
    height: 40px;
    line-height: 40px;
    text-align: center;
}
.menu2 a{
    display: block;
    color:rgb(232, 21, 21);
}
.menu2 a:hover{
    /* background-color: blue; */
    color:white;

}
/* 水平带垂直菜单 */
.menu3{
    width: 100%;
    height: 40px;
    background-color: #808080;
}
.menu3 li{
    float: left;
    width: 120px;
    height: 40px;
    line-height: 40px;
    text-align: center;
}

.menu3 a{
    display: block;
    color: rgb(114, 10, 10);
    height: 39px;
    width: 120px;
    /* border-right: 1px solid #ccc; */
    border-bottom: 1px solid rgb(204, 204, 204);

}
.menu3 .submenu{
    visibility: hidden;
    width: 120px;
}
.menu3 a:hover{
    background-color: #666;
    color: white;
    border-bottom: 1px solid red;
}
.menu3 li:hover .submenu{
    visibility: visible;
    position: relative;
    z-index: 100;
}
.menu3 .submenu li{
    height: 35px;
    line-height: 35px;
}

.menu3 .submenu a{
    background-color: #666;
    color: aliceblue;
    border: 0;
}
.menu3 .submenu a:hover{
    background-color:red;
}
/* 水平带水平菜单 */
.menu4{
    width: 100%;
    height: 40px;
    background-color: #808080;
    position: relative;
}
.menu4 li{
    float: left;
    width: 120px;
    height: 40px;
    line-height: 40px;
    text-align: center;
}
.menu4 a{
    display: block;
    color: rgb(114, 10, 10);
    height: 39px;
    width: 120px;
    /* border-right: 1px solid #ccc; */
    border-bottom: 1px solid rgb(204, 204, 204);

}
.menu4 a:hover{
    background-color: #666;
    color: white;
    border-bottom: 1px solid red;
}
.menu4 .submenu{
    display: none;
    position: absolute;
    left: 0;
    top: 40px;
    height: 100px;
    width: 1000px;
    border: 1px solid red;
    z-index: 100;
}
.menu4 .submenu li{
    float: left;
    background-color: rgb(220, 61, 61);
}
.menu4 li:hover .submenu{
    display: block;

}
.menu4 .submenu a{
    color: black;
    border: none;
}
.menu4 .submenu a:hover{
    color: blue;
}